255 lines
7.8 KiB
Bash
Executable File
255 lines
7.8 KiB
Bash
Executable File
#!/bin/sh /etc/rc.common
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START=90
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USE_PROCD=1
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PROG=/usr/sbin/tailscale
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PROGD=/usr/sbin/tailscaled
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CONFIG_PATH=/var/lib/tailscale
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service_triggers() {
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procd_add_reload_trigger "tailscale"
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procd_add_interface_trigger "interface.*.up" wan /etc/init.d/tailscale reload
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}
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section_enabled() {
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config_get_bool enabled "$1" 'enabled' 0
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[ $enabled -gt 0 ]
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}
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custom_instance() {
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local cfg="$1"
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local acceptRoutes hostname acceptDNS advertiseExitNode exitNode advertiseRoutes s2s subnetRoutes flags loginServer authkey std_out std_err
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local ARGS=" up --reset"
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if ! section_enabled "$cfg"; then
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echo "disabled in config"
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return 1
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fi
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config_get_bool acceptRoutes $cfg 'acceptRoutes'
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config_get hostname $cfg 'hostname'
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config_get_bool acceptDNS $cfg 'acceptDNS'
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config_get_bool advertiseExitNode $cfg 'advertiseExitNode'
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config_get exitNode $cfg 'exitNode'
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config_get advertiseRoutes $cfg 'advertiseRoutes'
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config_get_bool s2s $cfg 's2s'
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config_get flags $cfg 'flags'
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config_get loginServer $cfg 'loginServer'
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config_get authkey $cfg 'authkey'
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config_get_bool std_out $cfg 'log_stdout'
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config_get_bool std_err $cfg 'log_stderr'
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[ "$acceptRoutes" = "1" ] && ARGS="$ARGS --accept-routes=true"
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[ -n "$hostname" ] && ARGS="$ARGS --hostname=$hostname"
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[ "$acceptDNS" = "0" ] && ARGS="$ARGS --accept-dns=false"
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[ "$advertiseExitNode" = "1" ] && ARGS="$ARGS --advertise-exit-node"
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[ -n "$exitNode" ] && ARGS="$ARGS --exit-node=$exitNode --exit-node-allow-lan-access=true"
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[ -n "$advertiseRoutes" ] && ARGS="$ARGS --advertise-routes=$(echo $advertiseRoutes | tr ' ' ',')"
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[ "$s2s" = "1" ] && ARGS="$ARGS --snat-subnet-routes=false"
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[ -n "$flags" ] && ARGS="$ARGS $flags"
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[ -n "$loginServer" ] && ARGS="$ARGS --login-server=$loginServer"
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[ -n "$authkey" ] && ARGS="$ARGS --authkey=$authkey"
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procd_open_instance
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procd_set_param command $PROG $ARGS
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procd_set_param stdout "$std_out"
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procd_set_param stderr "$std_err"
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procd_close_instance
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(
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[ -f "/var/run/tailscale.wait.pid" ] && return
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touch /var/run/tailscale.wait.pid
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count=0
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while [ -z "$(ifconfig | grep 'tailscale' | awk '{print $1}')" ] || [ -z "$(tailscale ip -4)" ]
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do
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sleep 2
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let count++
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[ "${count}" -ge 5 ] && { rm /var/run/tailscale.wait.pid; exit 19; }
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done
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if [ "$acceptDNS" = "1" ]; then
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MagicDNSSuffix=$(tailscale status --json | awk -F'"' '/"MagicDNSSuffix"/ {last=$(NF-1)} END {print last}')
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sed -i '/100.100.100.100/d' /etc/dnsmasq.conf
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echo "server=/$MagicDNSSuffix/100.100.100.100" >> /etc/dnsmasq.conf
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/etc/init.d/dnsmasq reload
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fi
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ts0=$(ifconfig | grep 'tailscale' | awk '{print $1}')
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if [ -z "$(uci -q get network.tailscale)" ]; then
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uci set network.tailscale='interface'
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if [ "$ts0" = *$'\n'* ]; then
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uci set network.ts_lan='device'
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uci set network.ts_lan.type='bridge'
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uci set network.ts_lan.name='ts-lan'
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for port in "${ts0}"; do
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uci add_list network.ts_lan.ports=$port
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done
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uci set network.tailscale.proto='none'
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uci set network.tailscale.device='ts-lan'
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else
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ts_ip=$(tailscale ip -4)
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uci set network.tailscale.proto='static'
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uci set network.tailscale.ipaddr=$ts_ip
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uci set network.tailscale.netmask='255.0.0.0'
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uci set network.tailscale.device=$ts0
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fi
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fi
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lan2wan=$(uci show firewall | grep "firewall.@forwarding\[[0-9]\+\]\.src='lan'" -B 1 -A 1 | grep "firewall.@forwarding\[[0-9]\+\]\.dest='wan'" | grep -o '[0-9]\+')
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if [ -n "$exitNode" ]; then
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uci set firewall.@defaults[0].forward='REJECT'
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[ -n $lan2wan ] && uci set firewall.@forwarding[$lan2wan].enabled='0'
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else
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uci -q delete firewall.@forwarding[$lan2wan].enabled
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fi
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config_get subnetRoutes $cfg 'subnetRoutes'
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if [ -n "$subnetRoutes" ]; then
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i=1
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ts_ip=$(tailscale ip -4)
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for route in $subnetRoutes; do
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uci set network.ts_subnet$i='route'
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uci set network.ts_subnet$i.interface='tailscale'
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uci set network.ts_subnet$i.target=$route
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uci set network.ts_subnet$i.gateway=$ts_ip
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let i++
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done
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else
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for route in $(uci show network | grep 'network.ts_subnet[0-9]\+=route' | grep -o 'network.ts_subnet[0-9]\+'); do
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uci -q delete $route
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done
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fi
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config_get access $cfg 'access'
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if [ -n "$access" ]; then
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if [ -z "$(uci -q get firewall.tszone)" ]; then
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uci set firewall.tszone='zone'
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uci set firewall.tszone.input='ACCEPT'
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uci set firewall.tszone.output='ACCEPT'
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uci set firewall.tszone.forward='ACCEPT'
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uci set firewall.tszone.masq='1'
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uci set firewall.tszone.mtu_fix='1'
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uci set firewall.tszone.name='tailscale'
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uci set firewall.tszone.network='tailscale'
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fi
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else
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uci -q delete firewall.tszone
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fi
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if [ "${access//tsfwlan/}" != "$access" ]; then
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uci set firewall.tsfwlan=forwarding
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uci set firewall.tsfwlan.dest='lan'
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uci set firewall.tsfwlan.src='tailscale'
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else
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uci -q delete firewall.tsfwlan
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fi
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if [ "${access//tsfwwan/}" != "$access" ]; then
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uci set firewall.tsfwwan=forwarding
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uci set firewall.tsfwwan.dest='wan'
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uci set firewall.tsfwwan.src='tailscale'
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else
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uci -q delete firewall.tsfwwan
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fi
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if [ "${access//lanfwts/}" != "$access" ]; then
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uci set firewall.lanfwts=forwarding
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uci set firewall.lanfwts.dest='tailscale'
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uci set firewall.lanfwts.src='lan'
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else
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uci -q delete firewall.lanfwts
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fi
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if [ "${access//wanfwts/}" != "$access" ]; then
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uci set firewall.wanfwts=forwarding
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uci set firewall.wanfwts.dest='tailscale'
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uci set firewall.wanfwts.src='wan'
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else
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uci -q delete firewall.wanfwts
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fi
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[ -n "$(uci changes network)" ] && uci commit network && /etc/init.d/network reload
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[ -n "$(uci changes firewall)" ] && uci commit firewall && /etc/init.d/firewall reload
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rm /var/run/tailscale.wait.pid
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) &
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}
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start_instance() {
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local cfg="$1"
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local port config_path fw_mode std_out std_err state_file
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local ARGS=""
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if ! section_enabled "$cfg"; then
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echo "disabled in config"
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return 1
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fi
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config_get port $cfg 'port'
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config_get config_path $cfg 'config_path'
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config_get fw_mode $cfg 'fw_mode'
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config_get_bool std_out $cfg 'log_stdout'
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config_get_bool std_err $cfg 'log_stderr'
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[ -d $config_path ] || mkdir -p $config_path
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[ -d $CONFIG_PATH ] || mkdir -p $CONFIG_PATH
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state_file=$config_path/tailscaled.state
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/usr/sbin/tailscaled --cleanup
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[ -n "$port" ] && ARGS="$ARGS --port $port"
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[ -n "$state_file" ] && ARGS="$ARGS --state $state_file"
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procd_open_instance
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procd_set_param command $PROGD $ARGS
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procd_set_param env TS_DEBUG_FIREWALL_MODE="$fw_mode"
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procd_set_param respawn
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procd_set_param stdout "$std_out"
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procd_set_param stderr "$std_err"
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procd_close_instance
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}
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start_service() {
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config_load 'tailscale'
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config_foreach start_instance 'tailscale'
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config_foreach custom_instance 'tailscale'
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}
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stop_instance() {
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local cfg="$1"
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/usr/sbin/tailscaled --cleanup
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# Remove dnsmasq settings
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sed -i '/100.100.100.100/d' /etc/dnsmasq.conf
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/etc/init.d/dnsmasq reload
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# Remove network settings
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uci -q delete network.tailscale
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uci -q delete network.ts_lan
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for route in $(uci show network | grep 'network.ts_subnet[0-9]\+=route' | grep -o 'network.ts_subnet[0-9]\+'); do
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uci -q delete $route
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done
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# Remove firewall settings
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lan2wan=$(uci show firewall | grep "firewall.@forwarding\[[0-9]\+\]\.src='lan'" -B 1 -A 1 | grep "firewall.@forwarding\[[0-9]\+\]\.dest='wan'" | grep -o '[0-9]\+')
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uci -q delete firewall.@forwarding[$lan2wan].enabled
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uci -q delete firewall.tszone
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uci -q delete firewall.tsfwlan
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uci -q delete firewall.tsfwwan
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uci -q delete firewall.lanfwts
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uci -q delete firewall.wanfwts
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[ -n "$(uci changes network)" ] && uci commit network && /etc/init.d/network reload
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[ -n "$(uci changes firewall)" ] && uci commit firewall && /etc/init.d/firewall reload
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# Remove existing link or folder
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rm -rf $CONFIG_PATH
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}
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stop_service() {
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config_load 'tailscale'
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config_foreach stop_instance 'tailscale'
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}
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reload_service() {
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stop
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start
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}
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